CASIO・Casio Collection Standard F-201WA-9AJH

It has useful functions such as dual time, stopwatch, and timer.
It comes with an LED light and has a battery life of about 10 years.

■Case size (length x width x thickness)
41 x 34 x 10.5mm
■Mass
23.5g
■Case/bezel material
resin
■Band
resin band
■Waterproof
Waterproof for daily life
■Power supply/battery life
Battery life: about 10 years
■Glass
resin glass
■World time
dual time
■Stopwatch
Stopwatch (1/100 second, 24 hour meter, with split)
■Timer
Timer (set unit: 1 minute, maximum set: 24 hours, measures in 1 second increments, auto repeat)
■Alarm/time signal
5 multi-alarms (only one with snooze function) / time signal
■Light
LED light (with afterglow function)
■Light color
LED: green
■Calendar
Fully automatic calendar
■Accuracy
Average monthly difference: ±30 seconds
■Other functions
12/24 hour display switching
*The battery preset in the watch is a monitor battery to check the functions and performance of the watch.